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authorMichael Niewöhner <foss@mniewoehner.de>2021-01-14 00:09:11 +0100
committerMichael Niewöhner <foss@mniewoehner.de>2021-01-23 09:23:23 +0000
commitd509ee55b6b91270b1369311e20cbc717ad7b4b4 (patch)
tree2b0ebaac48083f3dd9d78ac546bf489091c251da /src/soc/intel
parentd5ab1267e5f7123d3ce3e5f87fca0aef845f670b (diff)
soc/intel/apl: drop LPC pad configuration code
Drop LPC pad configuration code since all boards now do pad configuration on their own. The comment about LPC_CLKRUNB when using eSPI is moved to `Documentation/getting_started/gpio.md`. Change-Id: I710d6aee8c3b2c8282cd321cd0688b9b26abea07 Signed-off-by: Michael Niewöhner <foss@mniewoehner.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/49410 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/intel')
-rw-r--r--src/soc/intel/apollolake/lpc.c47
-rw-r--r--src/soc/intel/common/block/include/intelblocks/lpc_lib.h2
2 files changed, 0 insertions, 49 deletions
diff --git a/src/soc/intel/apollolake/lpc.c b/src/soc/intel/apollolake/lpc.c
index e37ab2070f..4a5f40f42a 100644
--- a/src/soc/intel/apollolake/lpc.c
+++ b/src/soc/intel/apollolake/lpc.c
@@ -3,57 +3,10 @@
#include <device/pci.h>
#include <intelblocks/lpc_lib.h>
#include <intelblocks/rtc.h>
-#include <soc/gpio.h>
#include <soc/pcr_ids.h>
#include <soc/pm.h>
#include "chip.h"
-static const struct pad_config lpc_gpios[] = {
-#if CONFIG(SOC_INTEL_GEMINILAKE)
-#if !CONFIG(SOC_ESPI)
- PAD_CFG_NF(GPIO_147, UP_20K, DEEP, NF1), /* LPC_ILB_SERIRQ */
- PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_148, NONE, DEEP, NF1, HIZCRx1,
- DISPUPD), /* LPC_CLKOUT0 */
- PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_149, NONE, DEEP, NF1, HIZCRx1,
- DISPUPD), /* LPC_CLKOUT1 */
- PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_150, UP_20K, DEEP, NF1, HIZCRx1,
- DISPUPD), /* LPC_AD0 */
- PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_151, UP_20K, DEEP, NF1, HIZCRx1,
- DISPUPD), /* LPC_AD1 */
- PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_152, UP_20K, DEEP, NF1, HIZCRx1,
- DISPUPD), /* LPC_AD2 */
- PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_153, UP_20K, DEEP, NF1, HIZCRx1,
- DISPUPD), /* LPC_AD3 */
- PAD_CFG_NF(GPIO_154, UP_20K, DEEP, NF1), /* LPC_CLKRUNB */
- PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_155, UP_20K, DEEP, NF1, HIZCRx1,
- DISPUPD), /* LPC_FRAMEB */
-#else
- /*
- * LPC_CLKRUNB should be in GPIO mode for eSPI. Other pin settings
- * i.e. Rx path enable/disable, Tx path enable/disable, pull up
- * enable/disable etc are ignored. Leaving this pin in Native mode
- * will keep LPC Controller awake and prevent S0ix entry
- */
- PAD_NC(GPIO_154, NONE),
-#endif /* !CONFIG(SOC_ESPI) */
-#else
- PAD_CFG_NF(LPC_ILB_SERIRQ, UP_20K, DEEP, NF1),
- PAD_CFG_NF(LPC_CLKRUNB, UP_20K, DEEP, NF1),
- PAD_CFG_NF(LPC_AD0, UP_20K, DEEP, NF1),
- PAD_CFG_NF(LPC_AD1, UP_20K, DEEP, NF1),
- PAD_CFG_NF(LPC_AD2, UP_20K, DEEP, NF1),
- PAD_CFG_NF(LPC_AD3, UP_20K, DEEP, NF1),
- PAD_CFG_NF(LPC_FRAMEB, NATIVE, DEEP, NF1),
- PAD_CFG_NF(LPC_CLKOUT0, UP_20K, DEEP, NF1),
- PAD_CFG_NF(LPC_CLKOUT1, UP_20K, DEEP, NF1)
-#endif
-};
-
-void lpc_configure_pads(void)
-{
- gpio_configure_pads(lpc_gpios, ARRAY_SIZE(lpc_gpios));
-}
-
void lpc_soc_init(struct device *dev)
{
const struct soc_intel_apollolake_config *cfg;
diff --git a/src/soc/intel/common/block/include/intelblocks/lpc_lib.h b/src/soc/intel/common/block/include/intelblocks/lpc_lib.h
index 98318aced5..fc5ce8e357 100644
--- a/src/soc/intel/common/block/include/intelblocks/lpc_lib.h
+++ b/src/soc/intel/common/block/include/intelblocks/lpc_lib.h
@@ -65,8 +65,6 @@ each soc will need to define the init. */
void lpc_soc_init(struct device *dev);
/* Fill up LPC IO resource structure inside SoC directory */
void pch_lpc_soc_fill_io_resources(struct device *dev);
-/* Init LPC GPIO pads */
-void lpc_configure_pads(void);
/* Set LPC BIOS Control BILD bit. */
void lpc_set_bios_interface_lock_down(void);
/* Set LPC BIOS Control LE bit. */